MyKeyGeneratorSpi.java revision 561ee011997c6c2f1befbfaa9d5f0a99771c1d63 
1/*
2 *  Licensed to the Apache Software Foundation (ASF) under one or more
3 *  contributor license agreements.  See the NOTICE file distributed with
4 *  this work for additional information regarding copyright ownership.
5 *  The ASF licenses this file to You under the Apache License, Version 2.0
6 *  (the "License"); you may not use this file except in compliance with
7 *  the License.  You may obtain a copy of the License at
8 *
9 *     http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 */
17
18/**
19* @author Vera Y. Petrashkova
20*/
21
22package org.apache.harmony.crypto.tests.support;
23
24import java.security.InvalidAlgorithmParameterException;
25import java.security.SecureRandom;
26import java.security.spec.AlgorithmParameterSpec;
27
28import javax.crypto.KeyGeneratorSpi;
29import javax.crypto.SecretKey;
30
31/**
32 * Additional class for verification of
33 * KeyGeneratorSpi and KeyGenerator functionality
34 *
35 */
36
37public class MyKeyGeneratorSpi  extends KeyGeneratorSpi {
38
39    @Override
40    protected SecretKey engineGenerateKey() {
41        return null;
42    }
43
44    @Override
45    protected void engineInit(AlgorithmParameterSpec params, SecureRandom random)
46            throws InvalidAlgorithmParameterException {
47        if (params == null) {
48            throw new InvalidAlgorithmParameterException("params is null");
49        }
50    }
51
52    @Override
53    protected void engineInit(int keysize, SecureRandom random) {
54        if (keysize <= 77) {
55            throw new IllegalArgumentException("Invalid keysize");
56        }
57    }
58
59    @Override
60    protected void engineInit(SecureRandom random) {
61        throw new IllegalArgumentException("Invalid random");
62    }
63}